A Metasurface-Based LTC Polarization Converter with S-Shaped Split Ring Resonator Structure for Flexible Applications

This paper presents a metasurface-based linear-to-circular polarization converter with a flexible structure for conformal and wearable applications. The converter consists of nested S- and C-shaped split ring resonators in the unit cell and can convert linearly polarized incident waves into left-han...

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Main Authors: Erfeng Li, Xue Jun Li, Boon-Chong Seet, Adnan Ghaffar, Aayush Aneja
Format: Article
Language:English
Published: MDPI AG 2023-07-01
Series:Sensors
Subjects:
Online Access:https://www.mdpi.com/1424-8220/23/14/6268
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author Erfeng Li
Xue Jun Li
Boon-Chong Seet
Adnan Ghaffar
Aayush Aneja
author_facet Erfeng Li
Xue Jun Li
Boon-Chong Seet
Adnan Ghaffar
Aayush Aneja
author_sort Erfeng Li
collection DOAJ
description This paper presents a metasurface-based linear-to-circular polarization converter with a flexible structure for conformal and wearable applications. The converter consists of nested S- and C-shaped split ring resonators in the unit cell and can convert linearly polarized incident waves into left-handed circularly polarized ones at 12.4 GHz. Simulation results show that the proposed design has a high polarization conversion rate and efficiency at the operating frequency. Conformal tests are also conducted to evaluate the performance under curvature circumstances. A minor shift in the operating frequency is observed when the converter is applied on a sinusoidal wavy surface.
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spelling doaj.art-ca6b2ad45c0b472bb08a53a80f6fee522023-11-18T21:15:21ZengMDPI AGSensors1424-82202023-07-012314626810.3390/s23146268A Metasurface-Based LTC Polarization Converter with S-Shaped Split Ring Resonator Structure for Flexible ApplicationsErfeng Li0Xue Jun Li1Boon-Chong Seet2Adnan Ghaffar3Aayush Aneja4Department of Electrical and Electronic Engineering, Auckland University of Technology, Auckland 1010, New ZealandDepartment of Electrical and Electronic Engineering, Auckland University of Technology, Auckland 1010, New ZealandDepartment of Electrical and Electronic Engineering, Auckland University of Technology, Auckland 1010, New ZealandDepartment of Electrical and Electronic Engineering, Auckland University of Technology, Auckland 1010, New ZealandDepartment of Electrical and Electronic Engineering, Auckland University of Technology, Auckland 1010, New ZealandThis paper presents a metasurface-based linear-to-circular polarization converter with a flexible structure for conformal and wearable applications. The converter consists of nested S- and C-shaped split ring resonators in the unit cell and can convert linearly polarized incident waves into left-handed circularly polarized ones at 12.4 GHz. Simulation results show that the proposed design has a high polarization conversion rate and efficiency at the operating frequency. Conformal tests are also conducted to evaluate the performance under curvature circumstances. A minor shift in the operating frequency is observed when the converter is applied on a sinusoidal wavy surface.https://www.mdpi.com/1424-8220/23/14/6268metasurfaceL2C polarization convertersplit ring resonatorflexible
spellingShingle Erfeng Li
Xue Jun Li
Boon-Chong Seet
Adnan Ghaffar
Aayush Aneja
A Metasurface-Based LTC Polarization Converter with S-Shaped Split Ring Resonator Structure for Flexible Applications
Sensors
metasurface
L2C polarization converter
split ring resonator
flexible
title A Metasurface-Based LTC Polarization Converter with S-Shaped Split Ring Resonator Structure for Flexible Applications
title_full A Metasurface-Based LTC Polarization Converter with S-Shaped Split Ring Resonator Structure for Flexible Applications
title_fullStr A Metasurface-Based LTC Polarization Converter with S-Shaped Split Ring Resonator Structure for Flexible Applications
title_full_unstemmed A Metasurface-Based LTC Polarization Converter with S-Shaped Split Ring Resonator Structure for Flexible Applications
title_short A Metasurface-Based LTC Polarization Converter with S-Shaped Split Ring Resonator Structure for Flexible Applications
title_sort metasurface based ltc polarization converter with s shaped split ring resonator structure for flexible applications
topic metasurface
L2C polarization converter
split ring resonator
flexible
url https://www.mdpi.com/1424-8220/23/14/6268
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